Earth fissure - Cochise County, Arizona

This is a fresh earth fissure developed near the intersection of Dragoon Rd. and Hwy 191 in Cochise County. This is one of a number of such features that result from groundwater pumping and subsequent basin subsidence. You can see a 45-second video that Joe Cook captured on 24 Aug. 2018 here: https://www.youtube.com/watch?v=oHIUEDFJitw Online resources: Slaff, S., 1993, Land Subsidence and Earth Fissures in Arizona. Arizona Geological Survey, Down-to-Earth Series 3, 32 p. http://repository.azgs.az.gov/uri_gin/azgs/dlio/1713 Natural Hazards in Arizona viewer with earth fissure theme: http://uagis.maps.arcgis.com/apps/webappviewer/index.html?id=98729f76e46...